package com.eve.api.client;

import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.Event.NativePreviewEvent;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Widget;

/**
 * A simple example of an 'about' dialog box.
 */
public class AboutDialog extends DialogBox {

	interface Binder extends UiBinder<Widget, AboutDialog> { }
	private static final Binder binder = GWT.create(Binder.class);

	@UiField Button closeButton;

	public AboutDialog() {
		// Use this opportunity to set the dialog's caption.
		setText("About the Mail Sample");
		setWidget(binder.createAndBindUi(this));

		setAnimationEnabled(true);
		setGlassEnabled(true);
	}

	@Override
	protected void onPreviewNativeEvent(NativePreviewEvent preview) {
		super.onPreviewNativeEvent(preview);

		NativeEvent evt = preview.getNativeEvent();
		if (evt.getType().equals("keydown")) {
			// Use the popup's key preview hooks to close the dialog when either
			// enter or escape is pressed.
			switch (evt.getKeyCode()) {
				case KeyCodes.KEY_ENTER:
				case KeyCodes.KEY_ESCAPE:
					hide();
				break;
			}
		}
	}

	@UiHandler("closeButton")
	void onSignOutClicked(ClickEvent event) {
		hide();
	}
}
